207921590

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{293}}^1\times {\mathrm{2447}}^1$

素因数の和:2776

約数の個数: 32

約数和(自身を含む): 388644480

約数和(自身を除く): 180722890

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 293, 586, 1465, 2447, 2930, 4894, 8497, 12235, 16994, 24470, 42485, 70963, 84970, 141926, 354815, 709630, 716971, 1433942, 3584855, 7169710, 20792159, 41584318, 103960795, 207921590]

約数ペア:

[(1, 207921590), (2, 103960795), (5, 41584318), (10, 20792159), (29, 7169710), (58, 3584855), (145, 1433942), (290, 716971), (293, 709630), (586, 354815), (1465, 141926), (2447, 84970), (2930, 70963), (4894, 42485), (8497, 24470), (12235, 16994)]